<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .div {
            /* text-decoration: underline; */
            /* text-decoration: overline; */
            text-decoration: line-through;
        }
    </style>
</head>
<body>
    <div class="div">我是文本</div>
</body>
</html>